Electric kettle



FIG. 1 is a perspective view of a cordless kettle portion of an electric kettle showing our ornamental design;

FIG. 2 is a left side view thereof;

FIG. 3 is a top side view thereof;

FIG. 4 is a bottom side view thereof;

FIG. 5 is a front side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a back side view thereof. 

CLAIM The ornamental design for an electric kettle, as shown and described. 